Stuck aerators are very common! Over time, limescale and sediments can build up on your aerator making it difficult to remove.
Here's our step-by-step troubleshooting process. We recommend starting with method 1 and working your way through the methods if your aerator is still stuck.
Method 1: Scrub Away Buildup
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Use an old toothbrush dipped in hot, soapy water
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Scrub around the aerator edges to loosen limescale/mineral buildup
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Try the aerator removal key again
Method 2: Vinegar Soak
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Mix vinegar and water in a 1:1 ratio in a plastic bag
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Secure bag around faucet tip with rubber band
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Soak 12-48 hours (change solution at 24-hour mark)
Method 3: Citric Acid / Descaler Solution
For citric acid
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Mix ½ tsp citric acid and ¾ cup of water in a plastic bag
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Secure bag around faucet tip with rubber band
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Soak 12-48 hours (change solution at 24-hour mark)
For coffee maker descaler
- Follow instructions of bottle
Method 4: Lubricant / WD-40
- Spray around aerator edges, wait 15 minutes
Method 5: CLR / Acidic Cleaner
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Use calcium/lime removal product as directed
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Use an old toothbrush dipped in hot, soapy water to scrub
⚠️Test on inconspicuous area first—may affect faucet finish. Not recommended for painted plastic faucets. Clean thoroughly afterward to remove all residue.
Still stuck?
Contact help@filterbaby.com with a photo of your aerator for personalized assistance.